DE69111297T2 - Verfahren zur Herstellung einer akustichen Membran. - Google Patents
Verfahren zur Herstellung einer akustichen Membran.Info
- Publication number
- DE69111297T2 DE69111297T2 DE69111297T DE69111297T DE69111297T2 DE 69111297 T2 DE69111297 T2 DE 69111297T2 DE 69111297 T DE69111297 T DE 69111297T DE 69111297 T DE69111297 T DE 69111297T DE 69111297 T2 DE69111297 T2 DE 69111297T2
- Authority
- DE
- Germany
- Prior art keywords
- production
- acoustic membrane
- acoustic
- membrane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
- H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
- H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
- H04R2231/001—Moulding aspects of diaphragm or surround
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/021—Diaphragms comprising cellulose-like materials, e.g. wood, paper, linen
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/025—Diaphragms comprising polymeric materials
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/029—Diaphragms comprising fibres
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Manufacturing & Machinery (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2126819A JP2953743B2 (ja) | 1990-05-18 | 1990-05-18 | 音響振動板及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69111297D1 DE69111297D1 (de) | 1995-08-24 |
DE69111297T2 true DE69111297T2 (de) | 1996-01-11 |
Family
ID=14944735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69111297T Expired - Fee Related DE69111297T2 (de) | 1990-05-18 | 1991-05-07 | Verfahren zur Herstellung einer akustichen Membran. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0457474B1 (de) |
JP (1) | JP2953743B2 (de) |
KR (1) | KR100230673B1 (de) |
DE (1) | DE69111297T2 (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2719261B2 (ja) * | 1992-01-31 | 1998-02-25 | シャープ株式会社 | スピーカ振動板 |
EP0610001B1 (de) * | 1993-01-29 | 2001-09-26 | Sony Corporation | Lautsprecher |
DE69431177T2 (de) * | 1993-09-22 | 2003-05-08 | Sony Corp | Hornlautsprecher-System |
TW354866B (en) * | 1994-03-31 | 1999-03-21 | Matsushita Electric Ind Co Ltd | Loudspeaker and a method for producing the same |
JP2005096844A (ja) * | 2003-08-27 | 2005-04-14 | Showa Marutsutsu Co Ltd | 成形体 |
JP2007088879A (ja) * | 2005-09-22 | 2007-04-05 | Pioneer Electronic Corp | スピーカ用振動板 |
WO2007105454A1 (ja) | 2006-03-01 | 2007-09-20 | Matsushita Electric Industrial Co., Ltd. | スピーカ用抄紙部品の生産設備およびこの生産設備を用いて製造されるスピーカ用抄紙部品とそれを用いたスピーカ |
JP4742940B2 (ja) * | 2006-03-29 | 2011-08-10 | パナソニック株式会社 | スピーカ用抄紙部品の製造方法およびこの製造方法により製造したスピーカ用抄紙部品、スピーカ |
JP4742941B2 (ja) * | 2006-03-29 | 2011-08-10 | パナソニック株式会社 | スピーカ用抄紙部品の生産設備およびこの生産設備により製造されたスピーカ用抄紙部品、スピーカ |
JP2007235521A (ja) * | 2006-03-01 | 2007-09-13 | Matsushita Electric Ind Co Ltd | スピーカ用抄紙振動板の生産設備およびこの生産設備により製造されたスピーカ用抄紙振動板、スピーカ |
US8144912B2 (en) | 2006-03-01 | 2012-03-27 | Panasonic Corporation | Manufacturing method of paper making part for loudspeaker, paper making part for loudspeaker, diaphragm for loudspeaker, sub cone for loudspeaker, dust cap for loudspeaker and loudspeaker |
JP4765904B2 (ja) * | 2006-11-15 | 2011-09-07 | パナソニック株式会社 | スピーカ用抄紙振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置 |
JP2008124962A (ja) * | 2006-11-15 | 2008-05-29 | Matsushita Electric Ind Co Ltd | スピーカ用抄紙振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置 |
JP2008160362A (ja) * | 2006-12-22 | 2008-07-10 | Matsushita Electric Ind Co Ltd | スピーカ用ダストキャップおよびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置 |
JP4793255B2 (ja) * | 2006-12-26 | 2011-10-12 | パナソニック株式会社 | スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置 |
WO2008084641A1 (ja) | 2006-12-22 | 2008-07-17 | Panasonic Corporation | スピーカ用振動板と、スピーカ用フレームと、スピーカ用ダストキャップと、これらを用いたスピーカと装置と、スピーカ用部品の製造方法 |
JP4858156B2 (ja) * | 2006-12-22 | 2012-01-18 | パナソニック株式会社 | スピーカ用フレームおよびこれを用いたスピーカ、電子機器ならびに移動装置 |
JP4765927B2 (ja) * | 2006-12-22 | 2011-09-07 | パナソニック株式会社 | スピーカ用ダストキャップおよびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置 |
JP5018344B2 (ja) * | 2007-08-29 | 2012-09-05 | パナソニック株式会社 | スピーカ用樹脂フレームおよびそれを用いたスピーカ |
JP5470761B2 (ja) | 2008-07-07 | 2014-04-16 | パナソニック株式会社 | スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置と、前記スピーカ用振動板の製造方法 |
US8772003B2 (en) | 2010-05-24 | 2014-07-08 | Nympheas International Biomaterial Corp. | Bacterial cellulose film and uses thereof |
JP5240308B2 (ja) * | 2011-02-23 | 2013-07-17 | パナソニック株式会社 | スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置 |
JP5333484B2 (ja) * | 2011-03-03 | 2013-11-06 | パナソニック株式会社 | スピーカ用フレームとこれを用いたスピーカならびに電子機器および移動装置 |
JP2011142671A (ja) * | 2011-03-16 | 2011-07-21 | Panasonic Corp | スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置 |
JP2013226675A (ja) * | 2012-04-24 | 2013-11-07 | Yamaha Corp | プレス成形用シートおよび成形体の製造方法 |
JP6584784B2 (ja) * | 2015-02-09 | 2019-10-02 | フォスター電機株式会社 | 電気音響変換器用振動板の製造方法 |
FR3035611B1 (fr) * | 2015-04-28 | 2019-08-09 | Centre Technique Du Papier | Procede et dispositif de fabrication d'un materiau stratifie comprenant une couche de cellulose fibrillee |
CN111918178B (zh) * | 2020-07-29 | 2021-12-10 | 国光电器股份有限公司 | 一种扬声器用碳纤纸盆的制备方法 |
KR102410339B1 (ko) * | 2020-12-28 | 2022-06-22 | 범진시엔엘 주식회사 | 스피커용 진동판 제조 방법 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59144299A (ja) * | 1983-02-07 | 1984-08-18 | Dainichi Nippon Cables Ltd | 音響用振動板材料 |
JPH0736636B2 (ja) * | 1985-06-07 | 1995-04-19 | 工業技術院長 | 音響用振動板 |
PH23612A (en) * | 1985-04-16 | 1989-09-11 | Agency Ind Science Techn | Moulded material comprising bacterial-produced cellulose |
-
1990
- 1990-05-18 JP JP2126819A patent/JP2953743B2/ja not_active Expired - Fee Related
-
1991
- 1991-05-07 DE DE69111297T patent/DE69111297T2/de not_active Expired - Fee Related
- 1991-05-07 EP EP91304093A patent/EP0457474B1/de not_active Expired - Lifetime
- 1991-05-16 KR KR1019910007921A patent/KR100230673B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0457474A2 (de) | 1991-11-21 |
EP0457474B1 (de) | 1995-07-19 |
JP2953743B2 (ja) | 1999-09-27 |
JPH0423597A (ja) | 1992-01-27 |
KR100230673B1 (ko) | 1999-11-15 |
EP0457474A3 (en) | 1992-09-16 |
DE69111297D1 (de) | 1995-08-24 |
KR910021175A (ko) | 1991-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |